Old 06-04-14 | 04:38 PM
  #44  
KC8QVO
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Joined: Apr 2013
Posts: 1,173
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Bikes: Surly Disk Trucker, 2014 w/Brooks Flyer Special saddle, Tubus racks - Duo front/Logo Evo rear, 2019 Dahon Mariner D8, Both bikes share Ortlieb Packer Plus series panniers, Garmin Edge 1000

Runnjng some numbers real quick - a 68t chain ring would have radius around 138mm. That is starting to get up close to the crank arm length - stock is 170mm, my bike now has a 175mm.
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